DemographicsHowell is approximately 85.1 square kilometres. In 2016 the population of Howell was 35. The population is 56% male and 44% female. On average the monthly mortgage repayments in Howell are $1400 to $1799. The most common weekly income bracket is $300 to $399 per week. Weekly rents in the area are on average $0 to $74.